It is against Beckett.com Forum TOS rules for users to post book values on the forum. Also, with the print run being so low, it is doubtful that there is a listed price. Your best option of getting a likely value would be to check completed sales on eBay and other sites for similar items.
Here is the full name and link to the card in the Beckett.com database:
<a href="http://www.beckett.com/basketball/2003-04/exquisite-collection-foursomes/jabw-lebron-jamescarmelo-anthonychris-boshdwyane-wade-3306689">2003-04 Exquisite Collection Foursomes #JABW LeBron James/Carmelo Anthony/Chris Bosh/Dwyane Wade</a>
Here is the full name and link to the card in the Beckett.com database:
<a href="http://www.beckett.com/basketball/2003-04/exquisite-collection-foursomes/jabw-lebron-jamescarmelo-anthonychris-boshdwyane-wade-3306689">2003-04 Exquisite Collection Foursomes #JABW LeBron James/Carmelo Anthony/Chris Bosh/Dwyane Wade</a>
3,850+ diff Pistons cards